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A150076 as a simple table

n a(n)
0 1
1 2
2 6
3 18
4 66
5 237
6 910
7 3544
8 14316
9 57988
10 240037
11 1004974
12 4250588
13 18089218
14 77781528
15 336565989
16 1463454865
17 6397975200
18 28130673287
19 124136439392
20 549725055665
21 2444267057222
22 10904730274771
23 48773233678574
24 218764249195940
25 984016347295730
26 4435970838967158
27 20038228680358068

[1,2,6,18,66,237,910,3544,14316,57988,240037,
 1004974,4250588,18089218,77781528,336565989,
 1463454865,6397975200,28130673287,124136439392,
 549725055665,2444267057222,10904730274771,
 48773233678574,218764249195940,984016347295730,
 4435970838967158,20038228680358068]

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Last modified April 30 04:55 EDT 2024. Contains 372118 sequences. (Running on oeis4.)